# Mark Blum

> Swiss commercial-register person record from Swiss Graph (graph.swiss),
> sourced from the Swiss Official Gazette of Commerce (SHAB/SOGC).
> Canonical profile: https://graph.swiss/people/mark-blum/2828375

## Registry facts

- Residence: Cham
- Nationality: CH
- Status: active

## Mandates (1)

- Optotune Switzerland AG (CHE-311.775.897) — chairperson of the board — joint signing authority (any two to sign)

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Machine-readable variant of https://graph.swiss/people/mark-blum/2828375: registry facts only.
Site overview for agents: https://graph.swiss/llms.txt